1 automatic frequency control | Definition of automatic frequency control

automatic frequency control

noun

Definition of automatic frequency control

: a function of an electronic circuit that allows a radio transmitter or receiver to stay adjusted to a specific frequency (such as one used by a radio station) without manual control A five-inch dynamic speaker, backed by 700 megawatts of audio output power puts out a quality sound and automatic frequency control prevents FM signals from drifting.— Dale Baldwin, Los Angeles Times, 27 Jan. 1985

First Known Use of automatic frequency control

1921, in the meaning defined above

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